Pump



FIG. 1 is a perspective view of a pump showing my new design;

FIG. 2 is a front elevational view;

FIG. 3 is a side elevational view;

FIG. 4 is a rear elevational view;

FIG. 5 is a side elevational view showing the side opposite that shown in FIG. 3;

FIG. 6 is a top plan view; and,

FIG. 7 is a bottom plan view.

The broken lines shown are for illustrative purposes only and form no part of the claimed design. 

We claim the ornamental design for the pump, as shown. 